picture of hammer mill boycott
picture of hammer mill boycott. FACE Program: Iowa Case Report 99IA003 NIOSH CDC · Picture 2. Hammer Mill Drive Train. INVESTIGATION. At the time of the injury, the farmer and the youth were mixing feed using the PTOdriven grindermixer to combine soybeanbased protein supplement with ground corn. The grindermixer, a 1970's model, had been bought .